111 lines
4.0 KiB
C++
111 lines
4.0 KiB
C++
/**************************************************************************/
|
|
/* image_compress_betsy.h */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/**************************************************************************/
|
|
|
|
#ifndef IMAGE_COMPRESS_BETSY_H
|
|
#define IMAGE_COMPRESS_BETSY_H
|
|
|
|
#include "core/io/image.h"
|
|
#include "core/object/worker_thread_pool.h"
|
|
#include "core/os/thread.h"
|
|
#include "core/templates/command_queue_mt.h"
|
|
|
|
#include "servers/rendering/rendering_device_binds.h"
|
|
#include "servers/rendering/rendering_server_default.h"
|
|
|
|
#if defined(VULKAN_ENABLED)
|
|
#include "drivers/vulkan/rendering_context_driver_vulkan.h"
|
|
#endif
|
|
#if defined(METAL_ENABLED)
|
|
#include "drivers/metal/rendering_context_driver_metal.h"
|
|
#endif
|
|
|
|
enum BetsyFormat {
|
|
BETSY_FORMAT_BC1,
|
|
BETSY_FORMAT_BC1_DITHER,
|
|
BETSY_FORMAT_BC3,
|
|
BETSY_FORMAT_BC6_SIGNED,
|
|
BETSY_FORMAT_BC6_UNSIGNED,
|
|
};
|
|
|
|
struct BC6PushConstant {
|
|
float sizeX;
|
|
float sizeY;
|
|
uint32_t padding[2];
|
|
};
|
|
|
|
struct BC1PushConstant {
|
|
uint32_t num_refines;
|
|
uint32_t padding[3];
|
|
};
|
|
|
|
void free_device();
|
|
|
|
Error _betsy_compress_bptc(Image *r_img, Image::UsedChannels p_channels);
|
|
Error _betsy_compress_s3tc(Image *r_img, Image::UsedChannels p_channels);
|
|
|
|
class BetsyCompressor : public Object {
|
|
mutable CommandQueueMT command_queue;
|
|
bool exit = false;
|
|
WorkerThreadPool::TaskID task_id = WorkerThreadPool::INVALID_TASK_ID;
|
|
|
|
struct BetsyShader {
|
|
RID compiled;
|
|
RID pipeline;
|
|
};
|
|
|
|
// Resources shared by all compression formats.
|
|
RenderingDevice *compress_rd = nullptr;
|
|
RenderingContextDriver *compress_rcd = nullptr;
|
|
HashMap<String, BetsyShader> cached_shaders;
|
|
RID src_sampler = RID();
|
|
|
|
// Format-specific resources.
|
|
RID dxt1_encoding_table_buffer = RID();
|
|
|
|
void _init();
|
|
void _assign_mt_ids(WorkerThreadPool::TaskID p_pump_task_id);
|
|
void _thread_loop();
|
|
void _thread_exit();
|
|
|
|
Error _compress(BetsyFormat p_format, Image *r_img);
|
|
|
|
public:
|
|
void init();
|
|
void finish();
|
|
|
|
Error compress(BetsyFormat p_format, Image *r_img) {
|
|
Error err;
|
|
command_queue.push_and_ret(this, &BetsyCompressor::_compress, p_format, r_img, &err);
|
|
return err;
|
|
}
|
|
};
|
|
|
|
#endif // IMAGE_COMPRESS_BETSY_H
|